syzbot


KASAN: use-after-free Read in netdevice_event_work_handler
Status: upstream: reported C repro on 2020/07/09 23:54
Reported-by: syzbot+20b90969babe05609947@syzkaller.appspotmail.com
First crash: 118d, last: 5h37m

Cause bisection: introduced by (bisect log):

commit d70c47c8dc6902db19555b7ff7e6eeb264d4ac06
Author: Heiner Kallweit <hkallweit1@gmail.com>
Date: Thu Apr 23 19:34:33 2020 +0000

  net: phy: make phy_suspend a no-op if PHY is suspended already

Crash: unregister_netdevice: waiting for DEV to become free (log)
Repro: C syz .config
similar bugs (1):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.19 KASAN: use-after-free Read in netdevice_event_work_handler 3 9d00h 45d 0/1 upstream: reported on 2020/09/05 14:15
Patch testing requests:
Created Duration User Patch Repo Result
2020/08/01 00:31 18m coiby.xu@gmail.com https://github.com/coiby/linux.git syzbot1 OK
2020/07/31 21:48 17m rkovhaev@gmail.com patch upstream OK
2020/07/31 13:39 12m coiby.xu@gmail.com https://github.com/coiby/linux.git syzbot1 report log
2020/07/31 06:28 0m coiby.xu@gmail.com git@github.com:coiby/linux.git syzbot1 error
2020/07/28 14:23 14m rkovhaev@gmail.com upstream report log
2020/07/14 06:07 17m rkovhaev@gmail.com upstream report log

Sample crash report:

Crashes (186):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce-selinux-root 2020/07/09 23:42 upstream 0bddd227 bc238812 .config log report syz C dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-kasan-gce-root 2020/07/09 01:49 upstream 0bddd227 bc238812 .config log report syz dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/10/20 15:18 upstream 270315b8 ff4a3345 .config log report info ap420073@gmail.com, davem@davemloft.net, dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-kasan-gce-root 2020/10/10 06:05 upstream 6f2f486d 93817d89 .config log report info ap420073@gmail.com, davem@davemloft.net, dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-kasan-gce-root 2020/10/08 09:59 upstream c85fb28b 1880b4a9 .config log report info ap420073@gmail.com, davem@davemloft.net, dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/10/03 04:39 upstream d3d45f82 2653fa43 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-kasan-gce 2020/09/29 18:07 upstream fb0155a0 1b88c6d5 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-kasan-gce 2020/09/25 00:13 upstream c9c9e6a4 54289b08 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/09/22 06:09 upstream 98477740 9e1fa68e .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-kasan-gce-386 2020/07/27 20:09 upstream 92ed3019 cb93dc6a .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/10/15 16:55 net 2ef813b8 63869021 .config log report info ap420073@gmail.com, davem@davemloft.net, dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/10/08 21:52 net 28802e7c 92390980 .config log report info ap420073@gmail.com, davem@davemloft.net, dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-bpf-kasan-gce 2020/10/01 03:11 bpf 9cf51446 8516f6d3 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/30 20:44 net 2b3e981a 8516f6d3 .config log report info ap420073@gmail.com, davem@davemloft.net, dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/26 22:31 net 5e46e43c 2d5ea0cb .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/26 11:25 net 5e46e43c 4a006f63 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/25 14:17 net 7241c5a6 54289b08 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/24 01:03 net 805c6d3c 287cd75a .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/22 12:57 net 25b8ab91 9e1fa68e .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-bpf-kasan-gce 2020/09/21 19:39 bpf ba2fd563 9e1fa68e .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/21 11:13 net e1b81391 9e1fa68e .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/20 14:54 net f13d783a 9564d2e9 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-bpf-kasan-gce 2020/09/15 12:31 bpf 65dce596 6989d6f6 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/14 02:52 net 5760d9ac 2d3cdd63 .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/10 10:21 net a19454b6 409809d8 .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/10 06:33 net a19454b6 409809d8 .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/07 19:53 net 72bbee2a abf9ba4f .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-bpf-kasan-gce 2020/09/06 11:29 bpf e6135df4 abf9ba4f .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/04 08:32 net 8b4a11c6 abf9ba4f .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/09/01 10:29 net bb8872a1 d5a3ae1f .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-this-kasan-gce 2020/06/23 21:45 net b835a71e 54566aff .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/10/19 22:05 net-next 9ff9b0d3 ff4a3345 .config log report info ap420073@gmail.com, davem@davemloft.net, dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-bpf-next-kasan-gce 2020/10/13 06:20 bpf-next 376dcfe3 d32b0bbf .config log report info ap420073@gmail.com, davem@davemloft.net, dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/10/10 23:23 net-next c77fb07f 4a77ae0b .config log report info ap420073@gmail.com, davem@davemloft.net, dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/30 17:27 net-next 879456be 8516f6d3 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/29 07:42 net-next bcbf1be0 1b88c6d5 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-bpf-next-kasan-gce 2020/09/29 04:15 bpf-next 1fd17c8c 1b88c6d5 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/27 21:34 net-next 435be28b 5dd8aee8 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/27 17:56 net-next 435be28b 5dd8aee8 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/26 20:17 net-next 6fba737a 2d5ea0cb .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/25 10:35 net-next 3fc826f1 54289b08 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/24 17:51 net-next 1a26e88d 54289b08 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-bpf-next-kasan-gce 2020/09/23 06:25 bpf-next a8a71796 3e8f6c27 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/18 03:51 net-next 529d1fdf 8247808b .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-bpf-next-kasan-gce 2020/09/17 03:30 bpf-next c64779e2 8247808b .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/16 05:46 net-next 0f9ad4e7 18d7d030 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/12 17:15 net-next 5a6bd84f ce441f06 .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-bpf-next-kasan-gce 2020/09/11 17:48 bpf-next 18841da9 adfb8b4e .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-bpf-next-kasan-gce 2020/09/11 00:43 bpf-next 8081ede1 409809d8 .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/10 20:34 net-next 4f6a5caf 409809d8 .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/07 12:28 net-next 02a20d4f abf9ba4f .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/07 00:00 net-next be239c4d abf9ba4f .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/03 11:16 net-next d3dfc362 abf9ba4f .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/02 18:24 net-next dc1a9bf2 abf9ba4f .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/09/02 02:56 net-next dc1a9bf2 abf9ba4f .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-net-kasan-gce 2020/08/31 10:38 net-next 0f091e43 d5a3ae1f .config log report dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/09/28 10:33 linux-next d1d2220c 6bfdbe89 .config log report info dledford@redhat.com, jgg@ziepe.ca, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org